4.81 <wchar.h> wide character I/O functions in C99

Wide character I/O functions have been incorporated into C99. These enable you to read and write wide characters from a file in much the same way as normal characters.

The ARM C Library supports all of the C99 functions defined in wchar.h.
Related concepts
4.60 New library features of C99
4.74 Additional <math.h> library functions in C99
4.75 Complex numbers in C99
4.76 Boolean type and <stdbool.h> in C99
4.77 Extended integer types and functions in <inttypes.h> and <stdint.h> in C99
4.78 <fenv.h> floating-point environment access in C99
4.79 <stdio.h> snprintf family of functions in C99
4.80 <tgmath.h> type-generic math macros in C99
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